The best photos: 2013 Australian Open

January 14, 2013

Competition is underway in Melbourne

Scott Barbour/Getty Images

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Caroline Wozniacki of Denmark shakes hands with Donna Vekic of Croatia after winning their second round match during day four of the 2013 Australian Open at Melbourne Park on January 17, 2013 in Melbourne, Australia.

Scott Barbour/Getty Images

16of60

Caroline Wozniacki of Denmark shakes hands with Donna Vekic of Croatia after winning their second round match during day four of the 2013 Australian Open at Melbourne Park on January 17, 2013 in Melbourne, Australia.